Hazardous Weather Conditions

Current conditions at

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7° N Lon: 74.8° W Elev: 1404 ft.

Mostly Cloudy

72°F

22°C

Humidity 91%
Wind Speed W 6 mph
Barometer 30.01 in (1015.4 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 1 Sep 12:56 pm EDT
Detailed forecast for

Sullivan County

This Afternoon
Showers with a chance of thunderstorms. Highs around 80. West winds around 5 mph. Chance of rain near 100 percent.
Tonight
Mostly cloudy. A chance of showers and thunderstorms in the evening, then a slight chance of showers after midnight. Lows in the lower 60s. East winds around 5 mph. Chance of rain 50 percent.
Wednesday
Mostly cloudy. A chance of showers in the afternoon. Highs in the mid 70s. Southeast winds around 5 mph. Chance of rain 50 percent.
Wednesday Night
Showers with a chance of thunderstorms. Lows in the lower 60s. South winds around 5 mph. Chance of rain near 100 percent.
Thursday
Showers with a chance of thunderstorms. Humid with highs in the lower 80s. West winds 5 to 10 mph. Chance of rain 90 percent.
Thursday Night
Partly cloudy. Lows in the upper 50s.
Friday
Partly sunny. Highs in the upper 70s.
Friday Night
Mostly clear. Lows in the mid 50s.
Saturday
Mostly sunny. Highs in the mid 70s.
Saturday Night
Mostly clear. Lows in the lower 50s.
Sunday
Mostly sunny. Highs in the mid 70s.
Sunday Night
Mostly clear. Lows in the lower 50s.
Labor Day
Partly sunny with a 30 percent chance of showers. Highs in the mid 70s.



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1235 PM EDT Tue Sep 1 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database